塞氏栉齿刺尾鱼 Ctenochaetus cyanocheilus sāi shì zhì chǐ cì wěi yú

双斑栉齿刺尾鱼，Ctenochaetus cyanocheilus，刺尾鱼科栉齿刺尾鱼属的一种鱼类。分布于印度太平洋区，栖息在礁石区，性情温和，遇威胁时会将尾部硬棘攻击敌人，属杂食性，以藻类及动物碎屑为主。

百度翻译提供：

Ctenochaetus cyanocheilus, a fish of the genus ctenochaetus in the family ctenochaetus. It is distributed in the Indian Pacific region and inhabits in the reef area. It has a mild temperament. When threatened, it will attack the enemy with hard spines at the tail. It is omnivorous and mainly composed of algae and animal debris.